Sclerotized ring around seta SD1 on A 8 (missing in a some phycitines) (Fig. 8);three (sometimes two) setae in the L group on A 9 (Fig. 9)............................................................................Pyralidae.........2

No sclerotized ring around seta SD1 on A 8 (Fig. 10); one seta in the L group on A 9 (Fig.11)........................................................................................Crambidae........27>